Results 71 to 80 of about 6,651 (246)

Radar Imaging Based on IEEE 802.11ad Waveform

open access: yes, 2020
The extension to millimeter-wave (mmWave) spectrum of communication frequency band makes it easy to implement a joint radar and communication system using single hardware.
Choi, Junil, Han, Geonho
core   +1 more source

Region-enhanced passive radar imaging [PDF]

open access: yes, 2005
The authors adapt and apply a recently-developed region-enhanced synthetic aperture radar (SAR) image reconstruction technique to the problem of passive radar imaging.
Cetin, Mujdat   +2 more
core   +1 more source

HRRPGraphNet: Make HRRPs to be graphs for efficient target recognition

open access: yesElectronics Letters, Volume 60, Issue 22, November 2024.
Conventional techniques for High‐Resolution Range Profiles (HRRP) target recognition frequently encounter difficulties due limited data under non‐cooperated circumstances. We propose a novel use of graph‐theory of HRRPs and convert traditional sequence‐based recognition into a sophisticated graph classification task to achieve efficient target ...
Lingfeng Chen   +7 more
wiley   +1 more source

Research of InISAR imaging based on joint translational compensation

open access: yesThe Journal of Engineering, 2019
In order to solve the problem that conventional inverse synthetic aperture radar three-dimensional (InISAR 3D) imaging methods need too much computation and so many restrictions in image registration step, this study proposes an InISAR 3D imaging ...
Kai Zhang, Yingni Hou, Lin Jin
doaj   +1 more source

Two Dimensional Array Imaging with Beam Steered Data

open access: yes, 2013
This paper discusses different approaches used for millimeter wave imaging of two-dimensional objects. Imaging of a two dimensional object requires reflected wave data to be collected across two distinct dimensions.
Patole, Sujeet, Torlak, Murat
core   +1 more source

Multiview Three-Dimensional Interferometric Inverse Synthetic Aperture Radar

open access: yesIEEE Transactions on Aerospace and Electronic Systems, 2019
Three-dimensional (3D) inverse synthetic aperture radar (ISAR) imaging has been proven feasible by combining traditional ISAR imaging and interferometry.
F. Salvetti   +3 more
semanticscholar   +1 more source

Target detection, ISAR imaging and tracking capabilities of a passive radar net utilising barrage jamming signals

open access: yesIET Radar, Sonar &Navigation, Volume 18, Issue 11, Page 2144-2154, November 2024.
This paper demonstrates the possibility of utilising a ground‐based barrage jammer as an illumination source for passive radar detection, tracking and ISAR imaging. This article will present some of the outcomes of field trials conducted within the international electronic warfare exercises.
Roman Mularzuk   +12 more
wiley   +1 more source

Three-Dimensional Imaging Method for Array ISAR Based on Sparse Bayesian Inference

open access: yesSensors, 2018
The problem of synthesis scatterers in inverse synthetic aperture radar (ISAR) make it difficult to realize high-resolution three-dimensional (3D) imaging.
Zekun Jiao   +3 more
doaj   +1 more source

Broadband multi‐carrier linear frequency modulation signal reception with subcarrier frequency offset deramp processing

open access: yesIET Radar, Sonar &Navigation, Volume 18, Issue 11, Page 2325-2332, November 2024.
The authors propose a multi‐carrier LFM signal reception method based on subcarrier frequency offset deramp processing. By properly introducing a carrier frequency interval difference between the transmit and reference signals, multi‐carrier LFM signal deramp processing is implemented through frequency mixing, which allows crosstalk‐free separation of ...
Jinhu Li   +4 more
wiley   +1 more source

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